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Diffstat (limited to 'fs/overlayfs')
-rw-r--r--fs/overlayfs/file.c3
-rw-r--r--fs/overlayfs/inode.c6
2 files changed, 6 insertions, 3 deletions
diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c
index 32e9282893c9..a4acd84591d4 100644
--- a/fs/overlayfs/file.c
+++ b/fs/overlayfs/file.c
@@ -131,9 +131,6 @@ static int ovl_open(struct inode *inode, struct file *file)
if (IS_ERR(realfile))
return PTR_ERR(realfile);
- /* For O_DIRECT dentry_open() checks f_mapping->a_ops->direct_IO */
- file->f_mapping = realfile->f_mapping;
-
file->private_data = realfile;
return 0;
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index 5014749fd4b4..b6ac545b5a32 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -504,6 +504,11 @@ static const struct inode_operations ovl_special_inode_operations = {
.update_time = ovl_update_time,
};
+const struct address_space_operations ovl_aops = {
+ /* For O_DIRECT dentry_open() checks f_mapping->a_ops->direct_IO */
+ .direct_IO = noop_direct_IO,
+};
+
/*
* It is possible to stack overlayfs instance on top of another
* overlayfs instance as lower layer. We need to annonate the
@@ -575,6 +580,7 @@ static void ovl_fill_inode(struct inode *inode, umode_t mode, dev_t rdev,
case S_IFREG:
inode->i_op = &ovl_file_inode_operations;
inode->i_fop = &ovl_file_operations;
+ inode->i_mapping->a_ops = &ovl_aops;
break;
case S_IFDIR: